# SDR EIA2006069

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2006
- Submitted: May 22, 2006
- Operation: Air carrier
- Aircraft: N477EV
- Make and model: Boeing 747-SR-46
- Registry model: [Boeing 747-SR-46](https://openairdocs.org/model/boeing-747-sr-46) (OpenAirDocs)
- Aircraft serial: 20784
- Aircraft time: 73,634 hours, 35,203 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Condition: Corroded
- Location: Bs 1140
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIA2006069

## Discrepancy

DURING C CHECK, CORROSION WAS FOUND ON WING CENTER SECTION NR 2 UPPER WING SURFACE AT STA 1140 RBL11 AND RBL74.  DAMAGE TRIMMED OUT AND REPAIRED DOUBLER, INSTALLED CHORD SECTION REPLACEMENT PER BOEING SR1D 1-177601899, SRM 51-10-02, SRM 57-30-01, AND SCPM 20-10-3.

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